Home / 3,762,003.80-5,643,005.70-3,220,794.20

Finding the Fourth Proportional to 3,762,003.80, 5,643,005.70 and 3,220,794.20

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Solution

The fourth proportional to 3,762,003.80, 5,643,005.70 and 3,220,794.20 is: 4,831,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,003.80 : 5,643,005.70 = 3,220,794.20 : x
  2. Step 2: Convert to fraction form
    3,762,003.80/5,643,005.70 = 3,220,794.20/x
  3. Step 3: Cross multiply
    3,762,003.80x = 5,643,005.70 × 3,220,794.20
  4. Step 4: Simplify right side
    3,762,003.80x = 18,174,960,029,126.94
  5. Step 5: Solve for x
    x = 18,174,960,029,126.94/3,762,003.80
  6. Step 6: Final answer
    x = 4,831,191.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.